Home / 130,848.87-196,274.55-36,080.70

Finding the Fourth Proportional to 130,848.87, 196,274.55 and 36,080.70

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Solution

The fourth proportional to 130,848.87, 196,274.55 and 36,080.70 is: 54,121.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,848.87 : 196,274.55 = 36,080.70 : x
  2. Step 2: Convert to fraction form
    130,848.87/196,274.55 = 36,080.70/x
  3. Step 3: Cross multiply
    130,848.87x = 196,274.55 × 36,080.70
  4. Step 4: Simplify right side
    130,848.87x = 7,081,723,156.19
  5. Step 5: Solve for x
    x = 7,081,723,156.19/130,848.87
  6. Step 6: Final answer
    x = 54,121.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.